National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Overcast

84°F

29°C

Humidity 70%
Wind Speed NW 5 mph
Barometer 30.15 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 29 Jun 8:55 am CDT
Extended Forecast for

6 Miles ENE Petersburg TN

Heat Advisory June 29, 09:15am until June 30, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 29, 09:15am until June 30, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Today

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Heat index values as high as 104. Calm wind.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 74. Calm wind.

    Low: 74 °F

    Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94.

    High: 94 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 94. Heat index values as high as 103. Calm wind becoming west around 5 mph.
Tonight
Mostly clear, with a low around 73. Calm wind.
Tuesday
Sunny, with a high near 95. Heat index values as high as 104. Calm wind.
Tuesday Night
Clear, with a low around 74. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 72.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 72.
Independence Day
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Petersburg TN
 35.35°N 86.52°W (Elev. 1001 ft)
Last Update:
8:50 am CDT Jun 29, 2026
Forecast Valid:
9am CDT Jun 29, 2026-6pm CDT Jul 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation